import axios from 'axios'
import { Message, Loading } from 'element-ui'
import store from '@/store'
import router from '../router/index'
var token = localStorage.getItem('token')
//开始加载动画

let loading;
function startLoading() {
  loading = Loading.service({
    lock: true, //是否锁定
    text: '拼命加载中...',//加载中需要显示的文字
    background: 'rgba(0,0,0,.7)',//背景颜色
  });
}
//结束加载动画
function endLoading() {
  loading.close();
}

// create an axios instance
const service = axios.create({
  baseURL: process.env.VUE_APP_BASE_API, // url = base url + request url
  // withCredentials: true, // send cookies when cross-domain requests
  timeout: 10000 // request timeout
})

// request interceptor
service.interceptors.request.use(
  config => {
    
    // do something before request is sent
    startLoading();
    if (store.getters.token) {
      config.headers.common = {
        token: store.getters.token
      }

      // let each request carry token
      // ['X-Token'] is a custom headers key
      // please modify it according to the actual situation
      // config.headers['X-Token'] = getToken()
      // config.headers['X-Token'] = 
    }
    return config
  },
  error => {
    // do something with request error
    return Promise.reject(error)
  }
)

// response interceptor
service.interceptors.response.use(
  /**
   * If you want to get http information such as headers or status
   * Please return  response => response
  */

  /**
   * Determine the request status by custom code
   * Here is just an example
   * You can also judge the status by HTTP Status Code
   */
  response => {
    endLoading();//结束加载动画
    const res = response.data
    // console.log(store)
    if (res.code == 200) {
      return res
   
    } else if (res.code == 202) {
      Message({
        message: '登录超时',
        type: 'error',
        duration: 5 * 1000
      })
      // 清除token
      localStorage.removeItem('token');
      //清除token vuex中的
        store.commit('user/SET_TOKEN','')
        router.push({ path: '/login' })
      } else {


        Message({
          message: res.message || 'Error',
          type: 'error',
          duration: 5 * 1000
        })

        // 50008: Illegal token; 50012: Other clients logged in; 50014: Token expired;
        // if (res.code === 50008 || res.code === 50012 || res.code === 50014) {
        //   // to re-login
        //   MessageBox.confirm('You have been logged out, you can cancel to stay on this page, or log in again', 'Confirm logout', {
        //     confirmButtonText: 'Re-Login',
        //     cancelButtonText: 'Cancel',
        //     type: 'warning'
        //   }).then(() => {
        //     store.dispatch('user/resetToken').then(() => {
        //       location.reload()
        //     })
        //   })
        // }
        return Promise.reject(new Error(res.message || 'Error'))
      }
  },
  error => {
    endLoading();//结束加载动画
    console.log('err' + error) // for debug
    Message({
      message: error.message,
      type: 'error',
      duration: 5 * 1000
    })
    return Promise.reject(error)
  }
)

export default service
